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www.Translate Requires Restart

Multi-Translator from Google, Bing and Pragma.
Translation tool for your Firefox and Thunderbird with a simple and friendly interface.

Rated 3 out of 5 stars (33)
16 users

Türkçe Yazım Denetimi

Türkçe Yazım Denetimi
Turkish Spellchecker

Rated 5 out of 5 stars (39)
1,958 users

German dictionary (de_AT)

German dictionary igerman98 (de_AT, Austria), for Firefox, Thunderbird und Seamonkey.

Rated 5 out of 5 stars (5)
3,249 users

Minimize On Start and Close Requires Restart

A remake of the MinimizeToTray-extension made to fit the Windows 7 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar. It can minimize on startup, when the window is closed and/or when the esc key is pressed.

Rated 4 out of 5 stars (112)
129 users

Custom Buttons Requires Restart

Gives a possibility to create custom toolbarbuttons...

Rated 4 out of 5 stars (125)
21 users

Contact Photos Requires Restart

Displays contact photos in the message header.

Rated 4 out of 5 stars (31)
85 users

Music World Anonymous Quick Button Requires Restart

A quick button link to MusicWorldAnonymous.com. Music World Anonymous is a site about helping bands find fans for free!

Rated 5 out of 5 stars (1)
0 users

Font Finder Requires Restart

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Rated 4 out of 5 stars (80)
6 users

Provider for Microsoft Exchange Requires Restart

The lightning-exchange-provider addon allows you to use Microsoft Exchange calendars in Thunderbird, via Exchange’s web services.

This addon only works with Microsoft Exchange 2007 and above. Exchange 2003 is not supported.

Rated 4 out of 5 stars (56)
6 users

Croatian Dictionary (Hrvatski Rječnik)

Croatian Dictionary (Hrvatski Rječnik) for Mozilla Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (9)
4,346 users

Lithuanian spelling check dictionary

Lithuanian spellchecking dictionary for Mozilla applications. Included by default in Lithuanian localized versions of Mozilla software.

Rated 5 out of 5 stars (5)
3,005 users

Duplicate Contact Manager Requires Restart

Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.

Rated 3 out of 5 stars (114)
95 users

South African English spell checker Requires Restart

The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.

"No more eina, just a lekker spell checker!"

Rated 5 out of 5 stars (3)
4 users

Bulgarian Dictionary

Bulgarian spellchecking...

Rated 5 out of 5 stars (30)
4,509 users

Firesizer Requires Restart

Allows you to resize the window to specific dimensions.

NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.

Rated 4 out of 5 stars (127)
9 users

Spanish (Venezuela) spell check dictionary

Diccionario en español para Venezuela.
- Corrector Ortográfico (Spell Checker)
- Tesauro de Sinónimos (Thesaurus)
- Separación Silábica (Hyphenation)

¡Hecho en Venezuela!

Rated 5 out of 5 stars (30)
7,606 users

Signature /Auto Paste /Prefill Fourms Requires Restart

Makes everyday entries to forms & forums simpler!
Add a sig. with just a Rclick of the mouse and select 'Add Sig.' from the context menu.
(Please, note: What you see in the pic is only an example. ThoseRMine Sorry, you have to make your own tabs. )

Rated 4 out of 5 stars (30)
35 users

Element Inspector

In the DOM Inspector,quickly navigate to the any elements

Rated 5 out of 5 stars (36)
8 users

Afrikaans spell checker

Afrikaans spell checker for Mozilla Firefox and Thunderbird

Rated 4 out of 5 stars (23)
1,494 users

ThunderBrowse Requires Restart

Did your friend send you a cool link? Want to read the rest of that interesting article? Don't want to open up your web browser just to view it? You don't have to! Just view it in Thunderbird with ThunderBrowse!

Rated 3 out of 5 stars (155)
59 users